3 - ENT - Otology - Pinna disease

Question 1

4 diseases of the pinna

Answer 1

pinna haematoma
perichondritis
cauliflower ear
chondrodermatitis nodularis helicis

Question 2

Pina haematoma - where is bleed? due to?

Answer 2

subperichondrial bleeding

due to blunt trauma

Question 3

Pinna haematoma - mgmt

Answer 3

drainage required - prevents complications

may need packing to prevent reaccumulation

Question 4

Perichondritis - what is it? secondary to?? risk of?

Answer 4

infection of perichondrium
may occur secondary to trauma, insect bites
risk of abcess formation

Question 5

Cauliflower ear - cause? what does this lead to?

Answer 5

trauma leading to haematoma, stripping vascularising perichondrium from cartilage

leads to ischaemia, necrosis, atrophy, permanent deformity

Question 6

Chondrodermatitis nodularis helicis - what is it? possible causes?

Answer 6

very painful lesion on upper pinna, may be caused by pressure, vasoconstriction

Question 7

Chondrodermatitis nodularis helicis - 2 features + recurrence rate

Answer 7

may become scaly
benign but may be confused for SCC
10-30% recurrence after surgery

Question 8

Chondrodermatitis nodularis helicis - treat?

Answer 8

with steroids, cryotherapy, surgery